[INFO] fetching crate downloads 0.0.2...
[INFO] testing downloads-0.0.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate downloads 0.0.2 into /workspace/builds/worker-42/source
[INFO] validating manifest of crates.io crate downloads 0.0.2 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate downloads 0.0.2
[INFO] finished tweaking crates.io crate downloads 0.0.2
[INFO] tweaked toml for crates.io crate downloads 0.0.2 written to /workspace/builds/worker-42/source/Cargo.toml
[INFO] crate crates.io crate downloads 0.0.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded schannel v0.1.15
[INFO] [stderr]   Downloaded pkg-config v0.3.15
[INFO] [stderr]   Downloaded curl v0.4.23
[INFO] [stderr]   Downloaded libz-sys v1.0.25
[INFO] [stderr]   Downloaded serde v1.0.99
[INFO] [stderr]   Downloaded curl-sys v0.4.21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 95ec5d6f31fe03b80d9b847d7965fa241b73cdb1a76de0cb7cc590ab3a79a061
[INFO] running `Command { std: "docker" "start" "-a" "95ec5d6f31fe03b80d9b847d7965fa241b73cdb1a76de0cb7cc590ab3a79a061", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95ec5d6f31fe03b80d9b847d7965fa241b73cdb1a76de0cb7cc590ab3a79a061", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95ec5d6f31fe03b80d9b847d7965fa241b73cdb1a76de0cb7cc590ab3a79a061", kill_on_drop: false }`
[INFO] [stdout] 95ec5d6f31fe03b80d9b847d7965fa241b73cdb1a76de0cb7cc590ab3a79a061
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc3aaa82e55031edb0dc71bac26b89b0a8a39bb219b5e30f4509a01db37c6a0e
[INFO] running `Command { std: "docker" "start" "-a" "dc3aaa82e55031edb0dc71bac26b89b0a8a39bb219b5e30f4509a01db37c6a0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.41
[INFO] [stderr]    Compiling pkg-config v0.3.15
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]    Compiling curl v0.4.23
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling socket2 v0.3.11
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling openssl-sys v0.9.49
[INFO] [stderr]    Compiling curl-sys v0.4.21
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling downloads v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.61s
[INFO] running `Command { std: "docker" "inspect" "dc3aaa82e55031edb0dc71bac26b89b0a8a39bb219b5e30f4509a01db37c6a0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc3aaa82e55031edb0dc71bac26b89b0a8a39bb219b5e30f4509a01db37c6a0e", kill_on_drop: false }`
[INFO] [stdout] dc3aaa82e55031edb0dc71bac26b89b0a8a39bb219b5e30f4509a01db37c6a0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f27ab84f71b44d31a3a586b7c7fb2b97b43c694620e932470a5cf3452cb0c2d
[INFO] running `Command { std: "docker" "start" "-a" "3f27ab84f71b44d31a3a586b7c7fb2b97b43c694620e932470a5cf3452cb0c2d", kill_on_drop: false }`
[INFO] [stderr]    Compiling downloads v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "3f27ab84f71b44d31a3a586b7c7fb2b97b43c694620e932470a5cf3452cb0c2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f27ab84f71b44d31a3a586b7c7fb2b97b43c694620e932470a5cf3452cb0c2d", kill_on_drop: false }`
[INFO] [stdout] 3f27ab84f71b44d31a3a586b7c7fb2b97b43c694620e932470a5cf3452cb0c2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a5413a89023674f5ce4129ae2366291c04dd7bff12c2eabca445745d0ce51951
[INFO] running `Command { std: "docker" "start" "-a" "a5413a89023674f5ce4129ae2366291c04dd7bff12c2eabca445745d0ce51951", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/downloads-491a83bdfa4ceaa7)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests downloads
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a5413a89023674f5ce4129ae2366291c04dd7bff12c2eabca445745d0ce51951", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5413a89023674f5ce4129ae2366291c04dd7bff12c2eabca445745d0ce51951", kill_on_drop: false }`
[INFO] [stdout] a5413a89023674f5ce4129ae2366291c04dd7bff12c2eabca445745d0ce51951